This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Corfu citadel. The old citadel of Corfu city located at its edge Corfu Island Greece photo taken by StefanosKozanis EEST StefanosKozanis StefanosKozanis released it in Commons on May EEST under PD StefanosKozanis original upload log date username resolution size edit summary May User StefanosKozanis KB StefanosKozanisStefanosKozanis